Bug 388821

Application: systemsettings5 (5.11.5)

Qt Version: 5.9.1
Frameworks Version: 5.41.0
Operating System: Linux 4.13.0-25-generic x86_64
Distribution: Ubuntu 17.10

-- Information about the crash:
- What I was doing when the application crashed: crash happened on close. Several KDE applications are crashing on close.

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f2916929d80 (LWP 26312))]

Thread 12 (Thread 0x7f289edb1700 (LWP 26338)):
#0  0x00007f2912553901 in __GI___poll (fds=0x55f193c46ec0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f290c3ee169 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f290c3ee502 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f289fd2fb26 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f290c415645 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f290e2e27fc in start_thread (arg=0x7f289edb1700) at pthread_create.c:465
#6  0x00007f291255fb0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f289f5b2700 (LWP 26337)):
#0  0x00007f291256e15f in __libc_enable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:67
#1  0x00007f29125538ee in __GI___poll (fds=0x55f193c319e0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#2  0x00007f290c3ee169 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f290c3ee27c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f290c3ee2c1 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f290c415645 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f290e2e27fc in start_thread (arg=0x7f289f5b2700) at pthread_create.c:465
#7  0x00007f291255fb0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f28c8ae2700 (LWP 26326)):
#0  0x00007f290e2e9072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f1931da1a8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f290e2e9072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55f1931da158, cond=0x55f1931da180) at pthread_cond_wait.c:502
#2  0x00007f290e2e9072 in __pthread_cond_wait (cond=0x55f1931da180, mutex=0x55f1931da158) at pthread_cond_wait.c:655
#3  0x00007f28f547fa6b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f28f547f788 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f290e2e27fc in start_thread (arg=0x7f28c8ae2700) at pthread_create.c:465
#6  0x00007f291255fb0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f28e91c5700 (LWP 26321)):
#0  0x00007f290e2e9072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f192c3e3c0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f290e2e9072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55f192c3e370, cond=0x55f192c3e398) at pthread_cond_wait.c:502
#2  0x00007f290e2e9072 in __pthread_cond_wait (cond=0x55f192c3e398, mutex=0x55f192c3e370) at pthread_cond_wait.c:655
#3  0x00007f28f547fa6b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f28f547f788 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f290e2e27fc in start_thread (arg=0x7f28e91c5700) at pthread_create.c:465
#6  0x00007f291255fb0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f28e99c6700 (LWP 26320)):
#0  0x00007f290e2e9072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f192c3e3c0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f290e2e9072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55f192c3e370, cond=0x55f192c3e398) at pthread_cond_wait.c:502
#2  0x00007f290e2e9072 in __pthread_cond_wait (cond=0x55f192c3e398, mutex=0x55f192c3e370) at pthread_cond_wait.c:655
#3  0x00007f28f547fa6b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f28f547f788 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f290e2e27fc in start_thread (arg=0x7f28e99c6700) at pthread_create.c:465
#6  0x00007f291255fb0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f28ea1c7700 (LWP 26319)):
#0  0x00007f290e2e9072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f192c3e2d8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f290e2e9072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55f192c3e288, cond=0x55f192c3e2b0) at pthread_cond_wait.c:502
#2  0x00007f290e2e9072 in __pthread_cond_wait (cond=0x55f192c3e2b0, mutex=0x55f192c3e288) at pthread_cond_wait.c:655
#3  0x00007f28f547fa6b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f28f547f788 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f290e2e27fc in start_thread (arg=0x7f28ea1c7700) at pthread_create.c:465
#6  0x00007f291255fb0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f28ea9c8700 (LWP 26318)):
#0  0x00007f290e2e9072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f192c3e2d8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f290e2e9072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55f192c3e288, cond=0x55f192c3e2b0) at pthread_cond_wait.c:502
#2  0x00007f290e2e9072 in __pthread_cond_wait (cond=0x55f192c3e2b0, mutex=0x55f192c3e288) at pthread_cond_wait.c:655
#3  0x00007f28f547fa6b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f28f547f788 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f290e2e27fc in start_thread (arg=0x7f28ea9c8700) at pthread_create.c:465
#6  0x00007f291255fb0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f28eb1c9700 (LWP 26317)):
#0  0x00007f290e2e9072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f192c3e2dc) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f290e2e9072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55f192c3e288, cond=0x55f192c3e2b0) at pthread_cond_wait.c:502
#2  0x00007f290e2e9072 in __pthread_cond_wait (cond=0x55f192c3e2b0, mutex=0x55f192c3e288) at pthread_cond_wait.c:655
#3  0x00007f28f547fa6b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f28f547f788 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f290e2e27fc in start_thread (arg=0x7f28eb1c9700) at pthread_create.c:465
#6  0x00007f291255fb0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f28eb9ca700 (LWP 26316)):
#0  0x00007f290e2e9072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f192b47ee0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f290e2e9072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55f192b47e90, cond=0x55f192b47eb8) at pthread_cond_wait.c:502
#2  0x00007f290e2e9072 in __pthread_cond_wait (cond=0x55f192b47eb8, mutex=0x55f192b47e90) at pthread_cond_wait.c:655
#3  0x00007f28f547fa6b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f28f547f788 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f290e2e27fc in start_thread (arg=0x7f28eb9ca700) at pthread_create.c:465
#6  0x00007f291255fb0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f28f0812700 (LWP 26315)):
#0  0x00007f290e2e9072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f192c35188) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f290e2e9072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55f192c35138, cond=0x55f192c35160) at pthread_cond_wait.c:502
#2  0x00007f290e2e9072 in __pthread_cond_wait (cond=0x55f192c35160, mutex=0x55f192c35138) at pthread_cond_wait.c:655
#3  0x00007f28f547fa6b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f28f547f788 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f290e2e27fc in start_thread (arg=0x7f28f0812700) at pthread_create.c:465
#6  0x00007f291255fb0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f2900502700 (LWP 26314)):
#0  0x00007f291254effd in __GI___libc_read (fd=6, buf=0x7f2900501a60, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f290c432280 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f290c3edc4b in g_main_context_check () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f290c3ee110 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f290c3ee27c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f2912e9549b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f2912e3ae3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f2912c5a3ca in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f2913318e45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f2912c5f29d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f290e2e27fc in start_thread (arg=0x7f2900502700) at pthread_create.c:465
#11 0x00007f291255fb0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f2916929d80 (LWP 26312)):
[KCrash Handler]
#6  0x00007f2905031b30 in wl_proxy_create_wrapper () at /usr/lib/x86_64-linux-gnu/libwayland-client.so.0
#7  0x00007f28f6860cf9 in  () at /usr/lib/x86_64-linux-gnu/mesa-egl/libEGL.so.1
#8  0x00007f28f684d16f in  () at /usr/lib/x86_64-linux-gnu/mesa-egl/libEGL.so.1
#9  0x00007f28f6a83f4d in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/wayland-graphics-integration-client/libwayland-egl.so
#10 0x00007f28f6a824c5 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/wayland-graphics-integration-client/libwayland-egl.so
#11 0x00007f29142d6286 in QOpenGLContext::makeCurrent(QSurface*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#12 0x00007f2914a7ec57 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007f2914a87722 in QWidgetPrivate::deleteTLSysExtra() () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007f2914a8c5b8 in QWidget::destroy(bool, bool) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f2914a93b48 in QWidget::~QWidget() () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f291606a68d in KMainWindow::~KMainWindow() () at /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#17 0x000055f190eb7b4b in  ()
#18 0x000055f190eb7ba9 in  ()
#19 0x00007f2912e6c470 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f2914a984d3 in QWidget::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f2914b85bab in QMainWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f291606cad7 in KMainWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#23 0x00007f29160b1c65 in KXmlGuiWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#24 0x00007f2914a5746c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007f2914a5ed34 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007f2912e3cde8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f2912e3f55d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f2912e95e53 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f290c3edfb7 in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f290c3ee1f0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007f290c3ee27c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f2912e9547f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007f2912e3ae3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x00007f2912e43da4 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x000055f190eb4dcf in  ()
#36 0x00007f291246c1c1 in __libc_start_main (main=0x55f190eb49d0, argc=1, argv=0x7ffeaa7f5d38, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffeaa7f5d28) at ../csu/libc-start.c:308
#37 0x000055f190eb4e5a in _start ()

Reported using DrKonqi